/* =========================================================
   Changers English Club — estilos (linguagem da página Aula Magna)
   Azul profundo · terracota · off-white · areia
   ========================================================= */
:root{
  --off:#F8F6F2; --azul:#0F2E4A; --terra:#C76F56; --terra-txt:#B0543A; --terra-cl:#D48A74;
  --areia:#DCC7B8; --cinza:#E4E0DA; --areia-txt:#CFB49B; --linha:#395168; --azul-suave:#4D6377;
  --paper:#FFFFFF; --error:#A8321E; --whats:#1F8F55;
  /* nomes antigos, usados pelo aviso de privacidade */
  --navy:var(--azul); --ink:var(--azul); --muted:var(--azul-suave); --line:var(--cinza); --sand:var(--cinza);
  --serif:"Playfair Display", Georgia, serif; --sans:Montserrat, system-ui, sans-serif; --pad:20px;
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:12px;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--off);color:var(--azul);font-family:var(--sans);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
b,strong{font-weight:600}
:focus-visible{outline:3px solid var(--terra);outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--azul);color:#fff;padding:10px 14px;z-index:99}
.skip:focus{left:8px}

.wrap{max-width:1120px;margin:0 auto;padding:0 var(--pad)}
.narrow{max-width:820px;margin:0 auto;padding:0 var(--pad)}
.row{display:flex;flex-wrap:wrap;gap:44px;align-items:center}
.row--top{align-items:flex-start}
.col{flex:1 1 400px;min-width:0}
section{padding:72px 0}
.dark{background:var(--azul);color:var(--off)}

/* tipografia */
.label{font-size:13px;font-weight:600;letter-spacing:4px;text-transform:uppercase;color:var(--terra-txt);margin:0 0 12px}
.dark .label{color:var(--terra-cl)}
h1,h2{font-family:var(--serif);font-weight:500;margin:0;line-height:1.1;text-wrap:balance}
h1{font-size:clamp(38px,6vw,60px)}
h2{font-size:clamp(28px,4vw,42px)}
em{color:var(--terra);font-style:italic}
.dark em{color:var(--terra-cl)}
.small{font-size:13px;color:var(--azul-suave);margin:0}
.dark .small{color:var(--areia-txt)}

/* botões */
.btn{display:inline-block;font:inherit;font-size:16px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;line-height:1.35;
  background:var(--terra);color:var(--azul);border:0;padding:18px 28px;cursor:pointer;text-decoration:none;text-align:center;transition:background-color .2s}
.btn:hover{background:var(--terra-cl)}
.btn[disabled]{opacity:.7;cursor:wait}
.btn--block{display:block;width:100%}
.btn--ghost{background:transparent;color:var(--azul);border:1px solid var(--azul-suave);font-size:14px}
.btn--ghost:hover{background:var(--cinza)}
.btn--whats{background:var(--whats);color:#fff}
.btn--whats:hover{background:#177246}
.linkbtn{background:none;border:0;color:var(--azul-suave);text-decoration:underline;cursor:pointer;font:inherit;font-size:14px;margin-top:14px}

/* faixa do topo */
.topbar{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 18px;background:var(--azul);color:var(--off);text-decoration:none;
  padding:10px 16px;font-size:12px;font-weight:600;letter-spacing:2px;text-transform:uppercase;border-bottom:1px solid var(--linha)}
.topbar span+span::before{content:"·";margin-right:18px;color:var(--terra-cl)}
.topbar__go{color:var(--terra-cl)}
.topbar:hover .topbar__go{text-decoration:underline}
@media (max-width:640px){.topbar{gap:0 8px;letter-spacing:1px;font-size:11px;flex-wrap:nowrap}.topbar span+span::before{margin-right:8px}.topbar span:first-child,.topbar__go{display:none}.topbar span:nth-child(2)::before{content:none}}

/* marca (aviso de privacidade) */
.brand{display:inline-flex;align-items:baseline;gap:8px;text-decoration:none;margin:0}
.brand__name{font-family:var(--serif);font-weight:600;font-size:1.3rem;color:var(--azul)}
.brand__club{font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--terra-txt)}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1120px}
.topbar__cta{color:var(--off)}
.legal-top{background:var(--off);border-bottom:1px solid var(--cinza);padding:16px var(--pad)}

/* 1. primeira dobra */
.hero{padding:48px 0 64px}
.hero__text>*+*{margin-top:20px}
.hero__lead{font-size:18px;margin-bottom:0}
.hero__punch{font-family:var(--serif);font-style:italic;font-size:clamp(22px,3vw,28px);color:var(--terra-cl);line-height:1.25}
.hero__soft{color:var(--areia);margin-bottom:0}
.hero__actions{margin-top:28px!important}
.meta{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:15px;font-weight:500;color:var(--areia-txt)}
.starter{background:var(--off);color:var(--azul);padding:28px;display:flex;flex-direction:column;gap:14px}
.starter__t{font-family:var(--serif);font-size:26px;line-height:1.2;margin:0}
.starter__q{font-size:14px;font-weight:600;margin:0}
.starter__opts{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.starter__opts button{font:inherit;font-size:15px;font-weight:500;text-align:left;padding:14px;border:1px solid var(--azul-suave);background:#fff;color:var(--azul);cursor:pointer;line-height:1.3;transition:background-color .15s,color .15s}
.starter__opts button:hover,.starter__opts button.is-picked{background:var(--azul);color:var(--off)}
@media (max-width:420px){.starter__opts{grid-template-columns:1fr}}
.dark .starter .small{color:var(--azul-suave)}

/* 2. pra quem é */
.ident h2{margin-top:0;max-width:720px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;margin-top:32px}
.cards .card{background:#fff;border:1px solid var(--cinza);padding:26px}
.cards .card .n{font-family:var(--serif);font-size:34px;color:var(--terra)}
.cards .card p{margin:6px 0 0;font-size:17px}

/* 3. manifesto */
.manifesto{padding-top:0;overflow:hidden}
.marquee{border-bottom:1px solid var(--linha);padding:18px 0;margin-bottom:64px;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee__track{display:flex;gap:44px;width:max-content;animation:marquee 38s linear infinite}
.marquee__track span{font-family:"Cormorant Garamond",var(--serif);font-style:italic;font-size:clamp(22px,3vw,30px);color:var(--terra-cl);white-space:nowrap}
.marquee__track span::after{content:"·";margin-left:44px;color:var(--linha);font-style:normal}
@keyframes marquee{to{transform:translateX(-50%)}}
.manifesto__title{font-size:clamp(34px,5.6vw,58px);max-width:15em;margin-bottom:28px}
.manifesto__text{font-size:clamp(18px,2.3vw,22px);max-width:34em;margin:0;color:var(--areia)}
.manifesto__text s{text-decoration:none;position:relative;white-space:nowrap;color:var(--areia-txt)}
.manifesto__text s::after{content:"";position:absolute;left:-2px;right:-2px;top:55%;height:2px;background:var(--terra-cl);transform:scaleX(0);transform-origin:left;transition:transform .6s ease}
.manifesto__text.is-in s::after{transform:scaleX(1)}
.manifesto__text.is-in s:nth-of-type(2)::after{transition-delay:.35s}
.manifesto__text.is-in s:nth-of-type(3)::after{transition-delay:.7s}
.manifesto__text strong{color:#fff;font-family:var(--serif);font-style:italic;font-weight:500;font-size:1.2em;border-bottom:2px solid var(--terra)}

/* 3b. a experiência */
.exp{background:var(--areia)}
.exp__title{font-size:clamp(34px,5.4vw,56px);max-width:14em}
.exp__title em{display:block}
.exp__lead{font-size:clamp(18px,2.2vw,21px);max-width:34em;margin:22px 0 0}
.exp__grid{display:grid;gap:0;margin-top:44px;border-top:1px solid rgba(15,46,74,.25)}
.exp__item{padding:28px 0;border-bottom:1px solid rgba(15,46,74,.25)}
.exp__n{font-family:var(--serif);font-size:15px;letter-spacing:2px;color:var(--terra-txt)}
.exp__item h3{font-family:var(--serif);font-weight:500;font-size:clamp(26px,3.4vw,34px);line-height:1.15;margin:8px 0 8px}
.exp__item p{margin:0;max-width:26em}
.exp__cta{margin:36px 0 0}
@media (min-width:900px){.exp__grid{grid-template-columns:repeat(3,1fr);border-top:0}.exp__item{border-bottom:0;border-top:2px solid var(--azul);padding:24px 28px 0 0}}

/* 4. pertencimento */
.club__head h2{margin-bottom:22px}
.club__intro{font-size:18px;margin:0 0 10px}
.club__soft{color:var(--azul-suave);margin:0}
.list .item{display:flex;gap:22px;padding:22px 0;border-bottom:1px solid var(--cinza)}
.list .item:first-child{padding-top:4px}
.list .num{font-family:var(--serif);font-size:30px;color:var(--terra);min-width:36px;line-height:1.1}
.list p{margin:0;font-size:17px}
.list b{display:block;font-family:var(--serif);font-weight:500;font-size:22px;line-height:1.25;margin-bottom:2px}
.club__cta{margin-top:30px;display:grid;gap:12px;justify-items:start}

/* 5. every thursday */
.thursday{font-size:clamp(36px,6.4vw,68px);line-height:1.02;margin-bottom:48px}
.thursday span{display:block}
.thursday span:nth-child(2){padding-left:clamp(0px,6vw,80px)}
.thursday em{display:block;padding-left:clamp(0px,12vw,160px)}
.week{display:flex;gap:6px;margin:0 0 26px}
.week span{flex:1;display:grid;place-items:center;gap:2px;min-height:52px;border:1px solid var(--linha);font-size:12px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--azul-suave)}
.dark .week span{color:var(--areia-txt)}
.week .is-on{background:var(--terra);border-color:var(--terra);color:var(--azul)!important;flex:1.6;font-size:13px}
.week .is-on b{font-family:var(--serif);font-weight:500;font-size:19px;letter-spacing:0;text-transform:none}
.how__lead{font-size:19px;margin:0 0 8px}
.how__soft{color:var(--areia);margin:0 0 22px}
.list--dark .item{border-bottom-color:var(--linha)}
.list--dark .num{color:var(--terra-cl)}
.list--dark b{font-family:var(--sans);font-weight:600;font-size:17px;display:inline}
.how .btn{margin-top:14px}
.how__media{margin:0}
.photo{width:100%;max-height:560px;object-fit:cover;object-position:center;display:block}
.how__media figcaption{font-family:"Cormorant Garamond",var(--serif);font-style:italic;font-size:28px;color:var(--terra-cl);margin-top:12px}

/* 5b. o grupo */
.grupo{background:var(--areia)}
.grupo em,.signup em,.grupo .list .num{color:var(--terra-txt)}
.grupo .label{color:var(--azul)}
.grupo__head h2{margin-bottom:18px}
.grupo__intro{font-size:18px;margin:0;max-width:28em}
.grupo .list .item{border-bottom-color:rgba(15,46,74,.18);padding:18px 0}
.grupo .list b{font-size:21px}
.grupo__cta{margin:26px 0 0}

/* 6. professora */
.teacher__photo{position:relative;margin:0;flex:1 1 340px;aspect-ratio:4/5;max-height:560px;background:var(--cinza);overflow:hidden}
.teacher__photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 15%}
.teacher__mono{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--serif);font-style:italic;font-size:88px;color:var(--terra);background:linear-gradient(160deg,var(--cinza),var(--areia))}
.quote{font-family:"Cormorant Garamond",var(--serif);font-style:italic;font-size:50px;line-height:1;color:var(--terra-txt);margin:14px 0 0}
.quote-tr{font-size:15px;letter-spacing:.02em;opacity:.75;margin:8px 0 18px}
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tags span{background:var(--cinza);padding:8px 14px;font-size:13px;font-weight:600}

/* 7. dúvidas */
.faq-sec{background:#fff}
.faq h2{margin:0 0 16px}
.faq>div{border-top:1px solid var(--cinza);padding:18px 0}
.faq>div:last-child{border-bottom:1px solid var(--cinza)}
.faq>div b{display:block;font-size:17px;margin-bottom:4px}
.faq>div p{margin:0}

/* 8. formulário */
.signup{background:var(--areia)}
.signup__wrap{max-width:760px;margin:0 auto;padding:0 var(--pad)}
.signup__head{margin-bottom:28px}
.signup__head .label{color:var(--azul)}
.signup__head h2{margin-bottom:12px}
.signup__head p{margin:0}
#form-card{background:var(--off);padding:clamp(22px,5vw,36px);scroll-margin-top:12px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.progress{height:4px;background:var(--cinza);overflow:hidden}
.progress__bar{display:block;height:100%;width:50%;background:var(--terra);transition:width .35s}
.step-label{font-size:12px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--azul-suave);margin:12px 0 24px}
.step{border:0;margin:0;padding:0;min-width:0}
.q{margin:0 0 28px;scroll-margin-top:24px}
.q__hint{display:block;font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:var(--terra-txt);margin-top:6px}
.q__title{display:block;font-family:var(--serif);font-weight:500;font-size:21px;line-height:1.3;margin:0 0 12px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label{position:relative;cursor:pointer}
.chips input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.chips span{display:block;padding:12px 14px;border:1px solid var(--azul-suave);background:#fff;font-size:15px;line-height:1.35;transition:background-color .15s,color .15s}
.chips label:hover span{background:var(--cinza)}
.chips input:checked + span{background:var(--azul);color:var(--off);border-color:var(--azul)}
.chips input:focus-visible + span{outline:3px solid var(--terra);outline-offset:2px}
input[type=text],input[type=tel],input[type=email],textarea{width:100%;font:inherit;font-size:16px;color:var(--azul);background:#fff;border:1px solid var(--azul-suave);border-radius:0;padding:14px}
textarea{resize:vertical;min-height:96px;line-height:1.5}
input:focus,textarea:focus{outline:2px solid var(--azul);outline-offset:0}
.q.is-invalid input[type=text],.q.is-invalid input[type=tel],.q.is-invalid input[type=email],.q.is-invalid textarea{border-color:var(--error);background:#FFF7F5}
.q.is-invalid .chips span{border-color:var(--error)}
.err{margin:8px 0 0;font-size:14px;font-weight:500;color:var(--error)}
.err:empty{display:none}
.check{display:grid;grid-template-columns:24px 1fr;gap:12px;align-items:start;font-size:14px;line-height:1.5;cursor:pointer}
.check input{width:20px;height:20px;margin:2px 0 0;accent-color:var(--azul);cursor:pointer}
.check a{font-weight:600}
.consent{margin-bottom:16px}
.step__nav{display:flex;gap:10px;margin-top:24px}
.step__nav .btn:not(.btn--ghost){flex:1}
.form-status:not(:empty){padding:14px 16px;margin-top:6px;background:#FFF1EC;color:var(--error);border:1px solid rgba(168,50,30,.25);font-size:15px}
.spinner{display:none;width:18px;height:18px;margin-left:10px;vertical-align:-3px;border:2.5px solid rgba(15,46,74,.3);border-top-color:var(--azul);border-radius:50%;animation:spin .8s linear infinite}
.is-sending .spinner{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.signup__privacy{font-size:13px;color:var(--azul);margin:18px 0 0}
.success{text-align:center;padding:8px 0}
.success:focus{outline:none}
.success .success__mark{width:60px;height:60px;margin:0 auto 18px;display:grid;place-items:center;background:var(--azul);color:#fff;font-size:1.7rem}
.success__title{font-family:var(--serif);font-weight:500;font-size:clamp(24px,3.4vw,30px);line-height:1.2;margin:0 0 12px}
.success p{color:var(--azul-suave);margin:0 auto 24px;max-width:30em}
.success__note{font-size:14px;margin-top:14px!important}
.is-done .signup{min-height:100vh}

/* 9. final */
.final h2{font-size:clamp(30px,4.6vw,48px)}
.final__cta{margin:28px 0 0}

/* rodapé */
.footer{background:var(--azul);color:var(--areia-txt);font-size:13px;padding:0 0 calc(96px + env(safe-area-inset-bottom));border-top:1px solid var(--linha)}
.footer__inner{display:grid;gap:10px;padding-top:24px}
.footer p{margin:0}
.footer__links{display:flex;flex-wrap:wrap;gap:8px 22px}
.footer__links a{color:var(--off)}
.footer__credits{opacity:.75}
@media (min-width:960px){.footer{padding-bottom:28px}}

/* barra fixa (celular) */
.stickybar{position:fixed;left:0;right:0;bottom:0;z-index:50;padding:10px var(--pad) calc(10px + env(safe-area-inset-bottom));background:var(--azul);border-top:1px solid var(--linha);transform:translateY(110%);transition:transform .3s}
.stickybar.is-visible{transform:none}
.stickybar .btn{padding:15px 20px}
@media (min-width:960px){.stickybar{display:none}}
.is-done .stickybar{display:none}

@media (prefers-reduced-motion:reduce){
  .marquee__track{animation:none;flex-wrap:wrap;width:auto;padding:0 var(--pad)}
  .manifesto__text s::after{transform:scaleX(1)}
  *{transition:none!important}
}
/* 5b. grupo – reforço das dicas */
.grupo__intro{margin-bottom:24px}
.grupo__sub{font-weight:700;color:var(--azul);margin:0 0 4px;font-size:15px;letter-spacing:.04em;text-transform:uppercase}
.chat{background:#fff;border-radius:18px;padding:16px;box-shadow:0 10px 30px rgba(15,46,74,.12);max-width:440px}
.chat__top{display:flex;align-items:center;gap:10px;margin:0 0 12px;padding-bottom:10px;border-bottom:1px solid rgba(15,46,74,.1)}
.chat__top small{display:block;font-size:12px;opacity:.65;font-weight:400}
.chat__dot{width:36px;height:36px;border-radius:50%;background:var(--azul);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;flex:none}
.chat__msg{background:#E7F6E2;border-radius:4px 14px 14px 14px;padding:10px 12px;margin:0 0 10px;font-size:15px;line-height:1.45}
.chat__msg:last-child{margin-bottom:0}
.chat__msg p{margin:0 0 4px}.chat__msg p:last-child{margin:0}
.grupo__fomo{margin:22px 0 0;padding:14px 16px;border-left:4px solid var(--terra-txt);background:rgba(255,255,255,.55);font-size:17px}
.grupo__free{margin-top:10px;opacity:.75}